Comprehensive side-by-side analysis of efficiency ratings, specifications, and performance metrics
Boulter
Head to Head
Malvern 40 NG
Malvern • 84.2%
Both Boilers
Available FREE through ECO4 scheme
Malvern 40 NG leads with 84.2% efficiency, providing better performance and energy savings.
Both Boulter Bonus 65/95 and Malvern 40 NG are available at no cost through the government ECO4 scheme. Take the next step today.
✓ Government Approved Scheme ✓ No Hidden Costs ✓ Professional Installation ✓ Energy Efficient
